TOP ECS Products | BMW E46 M3
ECS loves helping you make your car all it can be, that’s why we’ve put all our top performance parts for your BMW together in one place. This list, compiled by our BMW gurus and designed by our fantastic R&D team, is everything you need to outfit your car with all those goodies you’ve wanted for your build. Let’s make your summer even more fun with all the best ECS Performance parts for your BMW.
ECS Performance parts for your BMW.
Fits:
E46 M3
Build-Your-Own ECS S54 VANOS Rebuild Kit
Restore lost power by replacing your failed VANOS seals with the right material and updated components
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Brand:
ES#:
3240987
Mfg#:
012018ECS
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Availability:
Ships on Oct 16, 2026
Ships on Oct 16, 2026
S54 Exact-Fit Stainless Steel Vanos Line
Replace your failure prone factory Vanos line with a more durable, easy to install, and cost effective stainless steel line!
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Brand:
ES#:
3689889
Mfg#:
012290ECS01
This product has been superseded to
ES#4845593
WPC Treated Genuine BMW Rod Bearings - Full Set - (NO LONGER AVAILABLE)
Stronger & smoother, with less friction for your S54!
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Brand:
ES#:
2984664
Mfg#:
11247835439WPCKT
No longer available
ECS Silicone Hose Kit
Includes upper and lower radiator hoses, Water Pipe Connecting Line and Aluminum Coolant Bleeder Screw
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Brand:
ES#:
3236075
Mfg#:
003631ECS01KT
Exact-fit Water Pipe Connecting Line
Connects the expansion tank to the upper radiator hose. Engineered in-house with perfectly formed fitment for a stronger, cleaner install.
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Brand:
ES#:
3230761
Mfg#:
013178ECS
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Availability:
Ships on Aug 14, 2026
Ships on Aug 14, 2026
ECS S54 Baffled Oil Catch Can System
Keep your intake tract clean and oil free, with our ECS Baffled Oil Catch Can System
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Brand:
ES#:
3183754
Mfg#:
015515ECS01-01KT
Silicone Radiator Hose Kit
Retains OEM fitment with superior looks and durability!
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Includes new connectors - don't reuse brittle, high mileage plastic connectors!
Includes new connectors - don't reuse brittle, high mileage plastic connectors!
Brand:
ES#:
2748020
Mfg#:
003631ECS01
Silicone Intake Boot With Clamps - (NO LONGER AVAILABLE)
Flexible silicone smooths the intake tract while allowing for a range of performance intakes fitments. The ultimate in durability!
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Brand:
ES#:
2725403
Mfg#:
003627ECS01KT
No longer available
Complete Performance Polyurethane Differential Bushing Set
ECS engineered to improve power application and offer superior service life over factory rubber bushings
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Brand:
ES#:
2748546
Mfg#:
002447ECS03KT
ECS Tuning Performance Adjustable Rear Control Arm Set
Properly dial in rear camber. A must for all enthusiasts that care about handling and tire wear.
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Brand:
ES#:
2682175
Mfg#:
002608ECS01
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Availability:
Ships on Jun 30, 2026
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Ships on Jun 30, 2026
Ultimate Performance Rear Shock Mount Kit
Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty reinforcement plates.
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Brand:
ES#:
2762983
Mfg#:
002542ECS01KT
Ultimate Performance Rear Shock Mount Kit
Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty E46 convertible-specific reinforcement plates.
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Brand:
ES#:
2765978
Mfg#:
002542ECS01KT1
Ultimate Performance Rear Shock Mount Kit
Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Price includes both rear shock mounts.
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Use with reinforcement plates for the best protection against damaged shock towers
Use with reinforcement plates for the best protection against damaged shock towers
Brand:
ES#:
2784347
Mfg#:
002542ECS01KT2
Heavy Duty Rear Shock Mount Reinforcement Plate Set
Thicker construction (4mm) than Z3 plates with a matte zinc finish. Brawny and beautiful!
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Brand:
ES#:
2642687
Mfg#:
002478ECS01KT
Heavy Duty Rear Shock Mount Reinforcement Plate Set
Finally, a bolt on and go solution for convertible models. No hacking required!
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Brand:
ES#:
2642686
Mfg#:
002478ECS02KT
Rear Trailing Arm Bushing Limiter Set
Improve handling and extend bushing life - all while maintaining ride quality!
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Brand:
ES#:
2721244
Mfg#:
003301ECS01AKT
Performance Polyurethane Differential Bushing Set - Rear Position
ECS engineered to improve power application and provide superior service life over factory rubber bushings
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Brand:
ES#:
2748537
Mfg#:
002447ECS01
Performance Polyurethane Differential Bushing - Front Position
ECS engineered to improve power application and provide superior service life over factory rubber bushings
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Brand:
ES#:
2748535
Mfg#:
002447ECS02
Aluminum Water Pump Pulley
Finally, a durable water pump pulley that won't break!
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Brand:
ES#:
2992240
Mfg#:
002778ECS01
-10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each
Universal fitting for ECS Tuning Catch can to use a 3/4" Hose
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Brand:
ES#:
3187875
Mfg#:
003779ECS10
This product has been superseded to
ES#3187875
-10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each - (NO LONGER AVAILABLE)
Universal fitting for ECS Tuning Catch can to use a 3/4" Hose
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Brand:
ES#:
2986666
Mfg#:
003779ECS10A
No longer available
Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Dual Cutouts
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutouts
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Brand:
ES#:
3658990
Mfg#:
020923ECS02
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Availability:
In Stock
In Stock
Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Single Cutout
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
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Brand:
ES#:
3658972
Mfg#:
020923ECS01
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Availability:
In Stock
In Stock
"Po' Boy" Clutch Stop
Fine-tune your driving experience in minutes!
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Brand:
ES#:
2960929
Mfg#:
121980ECS01KT
E46 Exact-Fit Stainless Steel Clutch Line
Improve clutch pedal feel with this simple, yet dramatic upgrade
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Brand:
ES#:
3525712
Mfg#:
009536ECS01
ECS Performance Brass Clutch Fork Pivot Pin
Improved durability and smooth, squeak-free shifts - an essential upgrade for every manual transmission equipped BMW!
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Brand:
ES#:
2992391
Mfg#:
013236ECS01A
Polyurethane Transmission mount Set - Street/Track
80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane.
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Brand:
ES#:
2718367
Mfg#:
002705ECS01
Polyurethane Transmission Mount Set - Street
70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane.
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Brand:
ES#:
2859359
Mfg#:
002705ECS02A
Performance Flywheel & Performance Organic Clutch Kit
Improve throttle response, acceleration and clutch feel - the perfect setup for daily-driven and light track use vehicles, supporting up to 375 ft/lbs of torque!
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Brand:
ES#:
3172569
Mfg#:
000282ECS01KT2